operating systems for phones

Backup of Dual operating systems The method of backing up and restoring a dual operating system is similar to a single operating system and is a backup of the partition where the operating system is installed. For example, the backup and restore method for installing Window

1 What is an operating systemOperating system is located between the computer and application software, is a coordination, management, control of computer hardware resources and software resources of the program2 Why do I have an operating system?1. Control the hardware. 2, the complex operation of the hardware package into a beautiful simple interface, to users or applications to usea complete set of compu

Since the electronic equipment gradually entered our life began, as long as the "domestic" with the side of the matter has been very affecting the people's hearts. For example, a few days ago, the Chinese Academy of Sciences Software and Shanghai Lian Tong Company jointly released the so-called with independent intellectual property rights of the COS (China operating system) systems, it caused a exclaim. Th

Instructions for installing different versions of SQL database on various operating systemsSQL2000 database, small files, installation settings are more convenient, application software using SQL2000 database, running faster, but also relatively stable. The SQL2000 database is also relatively smooth to install on operating systems such as XP, WIN7 (32-bit or 64-b

platform. disabling long mode. Without long mode support, the virtual machine is not being able to run 64-bit code. For more details see http://vmware.com/info?id=152. Search to know that BIOS settings need to be modified to enable the virtual machine to support 64-bit systems. Studied the majority of geniuses to find the HP Compaq Elite 8300 MT Mini Tower, where the virtual machine is set to 64 bits.First press and hold the "ESC" key to enter t

mode support, the virtual machine is not being able to run 64-bit code. For more details see http://vmware.com/info?id=152. Search to know that BIOS settings need to be modified to enable the virtual machine to support 64-bit systems. Studied the majority of geniuses to find the HP Compaq Elite 8300 MT Mini Tower, where the virtual machine is set to 64 bits.First press and hold the "ESC" key to enter the BIOS setup menu and select "Computer Setu

_nameJar_name= $SERVICE _name\.jarPid= $SERVICE _name\.pidCD $SERVICE _dirCase "$" inStartNohup $JRE _home/bin/java-xms256m-xmx512m-jar $JAR _name >/dev/null 2>1 Echo $! > $SERVICE _dir/$PIDecho "= = = Start $SERVICE _name";;StopKill ' Cat $SERVICE _dir/$PID 'RM-RF $SERVICE _dir/$PIDecho "= = = Stop $SERVICE _name"Sleep 5### # Edu-service-aa.jar# # Edu-service-aa-bb.jarP_id= ' Ps-ef | Grep-w "$SERVICE _name" | Grep-v "grep" | awk ' {print $} 'If ["$P _id" = = ""]; Thenecho "= = = $SERVICE _name

More and more hard drives make people have more choices, some people who are playing Linux are starting to try more operating systems, and people using Unix are starting to try Linux, while Windows XP is more convenient to do some work, this article is based on the idea that Make three systems exist in one hard drive and work well. The main content of this articl

The basics of the Korn shell commonly used on IBM AIX operating systems are described in more detail in the guide.Korn the order in which the shell executes commands1. Keywords, such as if,for,function, etc.2. Aliases (Aliases)3. Internal commands, such as CDs, whence and functions4. Function functions5. Script scripts, executable program in Path※ Locate the root of the command with the following command:Wh

Under various operating systems of Unix and Linux, each file (the folder is also treated as a file) is set to read, write, and run. For example, when I use the ls -l command to list the file table, I get the following output: -rw-r--r-- 1 bu users 2254 2006-05-20 13:47 tt.htm Rw from the second character - means that the user bu has read and write rights, no right to run, and then r-- means that the user gr

Six operating levels for Linux systems0 : is shutdown statusSystem shutdown mode, the system default operation level cannot be set to 0, otherwise it will not start normally, the machine shuts down.Scope of Use: Password loss can be entered into a single user level recover password1 : is a single-user stateRoot permissions for system maintenance, disable Telnet, just like Safe mode login under WindowsScope of Use: password loss can be entered into a

Guide:? An executable file can be a binary file with a different format, or it can be a script for a text. The executable image contains the code and data that the process executes, and it also contains information that the operating system uses to properly load the image into memory and execute it. In Linux, the current "local" (system default) executable file format is elf[15] (executable and linking format) executable link format. Since the prev

(CentOS, RHEL)rm-f/etc/logrotate.d/zimbraRemove the Zimbra lines below from/etc/prelink.conf (CentOS, RHEL)# added for Zimbra-l/opt/zimbra/lib-l/opt/zimbra/sleepycat/lib-l/opt/zimbra/openldap/lib-l/opt/zimbra/cyrus-sasl/lib-l/opt/zimbra/mysql/libRemove Zimbra Entries in/etc/rc* (CentOS, RHEL)chkconfig--del Zimbra Other methods: (assuming you didn ' t already try the above)(DIJICHI2) If you get stuck and really want to just purge it from the system, try:Rpm-e ' Rpm-qa |grep Zimbra 'Rm-rf/o

SELinux.Edit SELinux file, modify to Selinux=disabled (takes effect after reboot)Gedit/etc/sysconfig/selinux4) set up the network.Enter the network configuration option on the Setup Open screenSelect device configuration to configure the IP address for the network cardNetwork cards are generally shown as eth0, eth1, etc., the general server has more than two network cards, the machine only a single network card eth0Set the address for the ETH0 network card, if it is automatically get IP select

the hidden deep "wipe disk" (that is, the formatting) button. In addition, my MacBook took a year, never to reload, why do I have to reload it? Where is he sorry for me? I remember that year, although I brushed the bios of slic, but never activated windows, why? Because I need to reload the system in less than 30 days. Now, finally liberated. 4, two acquaintances meet to ask: hey buddy, what good anti-virus software recently? It's a cliché topic. Now people say that Linux, Mac virus is less

How does the Linux operating system on VMware virtual machines perform tty1~tty6 switching?Phenomenon:The switching hotkeys between the Linux terminal (text) interface and the graphical interface are:Entering the terminal is the character interface (TTY1-TTY6): [Ctrl] + [Alt] + [F1]-[F6]Enter the graphical interface (TTY7): [Ctrl] + [Alt] + [F7]Linux systems that can be installed on VMware Workstation are n

While using the computer to enjoy the fun of surfing the Internet, we also have to face all kinds of weird problems with computers, and today the small weave collects some common troubleshooting methods for Windows operating systems on the network (this article applies to Windows Xp/vista/win7/win8), I hope you can come together with small knitting to learn knowledge, and then hope that the following method

; Troubleshooting NFS: in client execution: example 2:rpcinfo-u 192.168.1.102 portmap//IP addresses are NFS server addresses Rpcinfo-u 192.168.1.102 NFS Rpcinfo-u 192.168.1.102 Mountd Example 3:nfsstat-c server-Side Execution: Example 4:nfsstat-s General Steps for NFS Troubleshooting: 1. Check that NFS client and server communication is normal (ping) 2, check if NFS service is functioning correctly on NFS Servers 3, verify that the/etc/exports file on the NF

-starting ISO (using isolinux from CD-ROM as Startup disk)1, we will copy the/mnt/isolinux directory to the/root/iso/directory, the ISO directory needs to be createdMkdir/root/isocp-rf/mnt/isolinux/root/iso/Go to the/root/iso directory to change the isolinux/isolinux.cfg fileThen force the Save to exit2. Exit to the/root directory to make the ISO file3. Copy the ISO file to boot.Copy to Desktop4. Below we start the DHCP and FTP service, turn off firewall and SELinux serviceSetenforce 0Iptables-f